Saxena, SBanerjee, GGarg, RSingh, M2015-03-202015-03-202015-01Saxena S, Banerjee G, Garg R, Singh M. CTX-M and PER-1 group extended spectrum β-lactamases-producing Pseudomonas aeruginosa from the patients of lower respiratory tract infection. Indian Journal of Medical Microbiology. 2015 Jan-Mar ; 33 (1): 191-192.http://imsear.searo.who.int/handle/123456789/157028enCTX-M and PER-1 group extended spectrum β-lactamases-producing Pseudomonas aeruginosa from the patients of lower respiratory tract infection.Article